Power Steering Line/Hose: Service and Repair

Power Steering Pump to Steering Gear Pressure Line - 4.0L, 4.6L

Special Tool(s):

Material:

Removal and Installation

CAUTION: When repairing the power steering system, care should be taken to prevent the entry of contaminants or premature failure of the power steering components can result.

4.0L and 4.6L engine
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Maintenance/Service and Repair.
2. Remove the air cleaner outlet pipe. For additional information, refer to Fuel Delivery and Air Induction.

4.0L engine
3. Loosen the power steering pump pulley bolts.
4. Rotate the tensioner and remove the accessory drive belt from the power steering pump pulley.
5. Remove the 3 power steering pump pulley bolts and the power steering pump pulley.
^ To install, tighten to 25 Nm (18 ft. lbs).

4.6L engine
6. Remove the power steering pump pulley.

4.0L and 4.6L engine
7. Remove the pressure line bracket-to-alternator stud nut.
^ To install, tighten to 7 Nm (62 inch lbs).
8. Disconnect the pressure line from the power steering pump.
^ Discard the Teflon(R) O-ring seal.
^ To install, tighten to 65 Nm (48 ft. lbs).
9. Remove the pressure line bracket bolt.
^ To install, tighten to 9 Nm (80 inch lbs).

10. CAUTION: When installing the pressure and return lines to the steering gear, make sure the lines are fully seated into the steering gear prior to installing the clamp plate. Additionally, make sure that the clamp plate surfaces are free of foreign material and debris. DO NOT exceed the specified torque when tightening the clamp plate. Failure to follow these instructions may result in leakage and/or premature failure of the power steering components.

NOTE: New O-ring seals must be installed any time the lines are disconnected from the steering gear.

Remove the power steering line clamp plate bolt, rotate the clamp plate and remove the power steering pressure line.
^ Discard the O-ring seal.
^ To install, tighten to 23 Nm (17 ft. lbs).
11. To install, reverse the removal procedure.

NOTE: New Teflon(R) O-ring seals must be installed.

Using the special tool, install a new Teflon(R) O-ring seal to the pressure line fitting.





12. For additional information on the accessory drive belt routing, refer to Drive Belts, Mounts, Brackets and Accessories.
^ Fill the power steering system.